Question

计算：(-1)4-

2

3

×[(-

1

2

)÷(0.75-1)+(-2)3]．

Answer 1

(-1)4-

2

3

×[(-

1

2

)÷(0.75-1)+(-2)3]
=1-

2

3

×[（-

1

2

）÷（-0.25）-8]
=1-

2

3

×[2-8]
=1-

2

3

×[-6]
=1+4
=5．